221754240

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:382

約数の個数: 256

約数和(自身を含む): 807105600

約数和(自身を除く): 585351360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 41, 45, 48, 54, 60, 64, 72, 80, 82, 90, 96, 108, 120, 123, 128, 135, 144, 160, 164, 180, 192, 205, 216, 240, 246, 270, 288, 313, 320, 328, 360, 369, 384, 410, 432, 480, 492, 540, 576, 615, 626, 640, 656, 720, 738, 820, 864, 939, 960, 984, 1080, 1107, 1152, 1230, 1252, 1312, 1440, 1476, 1565, 1640, 1728, 1845, 1878, 1920, 1968, 2160, 2214, 2460, 2504, 2624, 2817, 2880, 2952, 3130, 3280, 3456, 3690, 3756, 3936, 4320, 4428, 4695, 4920, 5008, 5248, 5535, 5634, 5760, 5904, 6260, 6560, 7380, 7512, 7872, 8451, 8640, 8856, 9390, 9840, 10016, 11070, 11268, 11808, 12520, 12833, 13120, 14085, 14760, 15024, 15744, 16902, 17280, 17712, 18780, 19680, 20032, 22140, 22536, 23616, 25040, 25666, 26240, 28170, 29520, 30048, 33804, 35424, 37560, 38499, 39360, 40064, 42255, 44280, 45072, 47232, 50080, 51332, 56340, 59040, 60096, 64165, 67608, 70848, 75120, 76998, 78720, 84510, 88560, 90144, 100160, 102664, 112680, 115497, 118080, 120192, 128330, 135216, 141696, 150240, 153996, 169020, 177120, 180288, 192495, 200320, 205328, 225360, 230994, 236160, 256660, 270432, 300480, 307992, 338040, 346491, 354240, 360576, 384990, 410656, 450720, 461988, 513320, 540864, 577485, 600960, 615984, 676080, 692982, 708480, 769980, 821312, 901440, 923976, 1026640, 1081728, 1154970, 1231968, 1352160, 1385964, 1539960, 1642624, 1732455, 1802880, 1847952, 2053280, 2309940, 2463936, 2704320, 2771928, 3079920, 3464910, 3695904, 4106560, 4619880, 4927872, 5408640, 5543856, 6159840, 6929820, 7391808, 8213120, 9239760, 11087712, 12319680, 13859640, 14783616, 18479520, 22175424, 24639360, 27719280, 36959040, 44350848, 55438560, 73918080, 110877120, 221754240]

約数ペア:

[(1, 221754240), (2, 110877120), (3, 73918080), (4, 55438560), (5, 44350848), (6, 36959040), (8, 27719280), (9, 24639360), (10, 22175424), (12, 18479520), (15, 14783616), (16, 13859640), (18, 12319680), (20, 11087712), (24, 9239760), (27, 8213120), (30, 7391808), (32, 6929820), (36, 6159840), (40, 5543856), (41, 5408640), (45, 4927872), (48, 4619880), (54, 4106560), (60, 3695904), (64, 3464910), (72, 3079920), (80, 2771928), (82, 2704320), (90, 2463936), (96, 2309940), (108, 2053280), (120, 1847952), (123, 1802880), (128, 1732455), (135, 1642624), (144, 1539960), (160, 1385964), (164, 1352160), (180, 1231968), (192, 1154970), (205, 1081728), (216, 1026640), (240, 923976), (246, 901440), (270, 821312), (288, 769980), (313, 708480), (320, 692982), (328, 676080), (360, 615984), (369, 600960), (384, 577485), (410, 540864), (432, 513320), (480, 461988), (492, 450720), (540, 410656), (576, 384990), (615, 360576), (626, 354240), (640, 346491), (656, 338040), (720, 307992), (738, 300480), (820, 270432), (864, 256660), (939, 236160), (960, 230994), (984, 225360), (1080, 205328), (1107, 200320), (1152, 192495), (1230, 180288), (1252, 177120), (1312, 169020), (1440, 153996), (1476, 150240), (1565, 141696), (1640, 135216), (1728, 128330), (1845, 120192), (1878, 118080), (1920, 115497), (1968, 112680), (2160, 102664), (2214, 100160), (2460, 90144), (2504, 88560), (2624, 84510), (2817, 78720), (2880, 76998), (2952, 75120), (3130, 70848), (3280, 67608), (3456, 64165), (3690, 60096), (3756, 59040), (3936, 56340), (4320, 51332), (4428, 50080), (4695, 47232), (4920, 45072), (5008, 44280), (5248, 42255), (5535, 40064), (5634, 39360), (5760, 38499), (5904, 37560), (6260, 35424), (6560, 33804), (7380, 30048), (7512, 29520), (7872, 28170), (8451, 26240), (8640, 25666), (8856, 25040), (9390, 23616), (9840, 22536), (10016, 22140), (11070, 20032), (11268, 19680), (11808, 18780), (12520, 17712), (12833, 17280), (13120, 16902), (14085, 15744), (14760, 15024)]